<template>
  <div class="app-container">
    <el-form
      :model="queryParams"
      ref="queryForm"
      size="small"
      :inline="true"
      v-show="showSearch"
      label-width="68px"
    >
      <el-form-item label="用户名" prop="userName">
        <el-input
          v-model="queryParams.userName"
          placeholder="请输入用户名"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button
          type="primary"
          icon="el-icon-search"
          size="mini"
          @click="handleQuery"
        >搜索
        </el-button
        >
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery"
        >重置
        </el-button
        >
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['fetv:comment:add']"
        >新增
        </el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['fetv:comment:edit']"
        >修改
        </el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['fetv:comment:remove']"
        >删除
        </el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['fetv:comment:export']"
        >导出
        </el-button
        >
      </el-col>
      <right-toolbar
        :showSearch.sync="showSearch"
        @queryTable="getList"
      ></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="commentList"
      @selection-change="handleSelectionChange"
      row-key="id"
      default-expand-all
      :tree-props="{ children: 'children', hasChildren: 'hasChildren' }"
    >
      >
      <!-- <el-table-column type="selection" width="55" align="center" /> -->
      <!--      <el-table-column label="id" align="center" prop="id" />-->
      <!--      <el-table-column label="评论的父id" align="center" prop="parentId" />-->
      <el-table-column label="资讯" align="center" prop="informationId">
        <template slot-scope="scope">
          <div v-async-information-name="scope.row.informationId"></div>
        </template>
      </el-table-column>
      <el-table-column label="用户名" align="center" prop="userName"/>
      <el-table-column label="评论内容" align="center" prop="content"/>
      <el-table-column label="审核状态" align="center" prop="auditStatus">
        <template slot-scope="scope">
          <dict-tag
            :options="dict.type.fetv_audit_status"
            :value="scope.row.auditStatus"
          />
        </template>
      </el-table-column>
      <el-table-column
        label="操作"
        align="center"
        class-name="small-padding fixed-width"
      >
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['fetv:comment:edit']"
          >修改
          </el-button
          >
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['fetv:comment:remove']"
          >删除
          </el-button
          >
          <el-button
            v-if="scope.row.auditStatus === 0"
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleAudit(scope.row, true)"
            v-hasPermi="['fetv:comment:edit']"
          >通过
          </el-button
          >
          <el-button
            v-if="scope.row.auditStatus === 0"
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleAudit(scope.row, false)"
            v-hasPermi="['fetv:comment:edit']"
          >拒绝
          </el-button
          >
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleAdd(scope.row)"
            v-hasPermi="['fetv:comment:edit']"
          >评论
          </el-button
          >
        </template>
      </el-table-column>
    </el-table>

    <!--    <pagination-->
    <!--      v-show="total>0"-->
    <!--      :total="total"-->
    <!--      :page.sync="queryParams.pageNum"-->
    <!--      :limit.sync="queryParams.pageSize"-->
    <!--      @pagination="getList"-->
    <!--    />-->

    <!-- 添加或修改资讯评论对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="用户名" prop="userName">
          <el-input v-model="form.userName" placeholder="请输入用户名"/>
        </el-form-item>
        <el-form-item label="评论内容">
          <editor v-model="form.content" :min-height="192"/>
        </el-form-item>
        <el-form-item
          label="资讯"
          prop="informationId"
          v-if="form.parentId === undefined"
        >
          <el-select
            v-model="form.informationId"
            filterable
            remote
            reserve-keyword
            placeholder="请选择评论的资讯"
            :remote-method="fetchParentDictLabel"
            @focus="fetchParentDictLabel('')"
            :loading="SelectLoading"
          >
            <el-option
              v-for="item in options"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            >
            </el-option>
          </el-select>
          <!--          <el-input v-model="form.navigationName" placeholder="请输入栏目标题"/>-->
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {addComment, delComment, getComment, listComment, updateComment,} from "@/api/fetv/comment";
import {getInformationNameById, getLabel as informationGetLabel,} from "@/api/fetv/information";

export default {
  name: "Comment",
  dicts: ["fetv_audit_status"],
  directives: {
    asyncInformationName: {
      async bind(el, binding) {
        const result = await getInformationNameById(binding.value);
        console.log(result);
        el.innerText = result;
      },
    },
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 资讯评论表格数据
      commentList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        informationId: null,
        userName: null,
        parentId: null,
        auditStatus: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        informationId: [
          {required: true, message: "资讯id不能为空", trigger: "change"},
        ],
        userName: [
          {required: true, message: "用户名不能为空", trigger: "blur"},
        ],
        content: [
          {required: true, message: "评论内容不能为空", trigger: "blur"},
        ],
        parentId: [
          {required: true, message: "评论的父id不能为空", trigger: "blur"},
        ],
      },
      //   远程选项
      options: [],
      //   遮罩
      SelectLoading: false,
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 获得资讯的标签
     *
     */
    fetchParentDictLabel(query) {
      this.SelectLoading = true;
      informationGetLabel(query)
        .then((res) => {
          this.options = res;
        })
        .finally(() => {
          this.SelectLoading = false;
        });
    },
    /** 审核*/
    handleAudit(row, flag) {
      this.reset();
      this.form.id = row.id;
      this.form.auditStatus = flag === true ? 1 : 2;
      updateComment(this.form).then((response) => {
        this.$modal.msgSuccess("审核成功");
        this.open = false;
        this.getList();
      });
    },
    /** 查询资讯评论列表 */
    getList() {
      this.loading = true;
      listComment(this.queryParams).then((response) => {
        const data = response.rows;
        // // 树形表转化
        this.commentList = this.toTree(data);
        this.total = response.total;
        this.loading = false;
      });
    },
    /**表格转化为树形表*/
    toTree(data) {
      let map = {};
      let result = [];
      for (let i = 0; i < data.length; i++) {
        map[data[i].id] = i;
        data[i].children = [];
      }
      for (let i = 0; i < data.length; i++) {
        let node = data[i];
        if (node.parentId !== 0) {
          if (map[node.parentId] !== undefined) {
            data[map[node.parentId]].children.push(node);
          } else {
            result.push(node);
          }
        } else {
          result.push(node);
        }
      }
      return result;
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        informationId: null,
        userName: null,
        content: null,
        parentId: null,
        auditStatus: null,
        delFlag: null,
        createBy: null,
        createTime: null,
        updateBy: null,
        updateTime: null,
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.id);
      this.single = selection.length !== 1;
      this.multiple = !selection.length;
    },
    /** 新增按钮操作 */
    handleAdd(row) {
      this.reset();
      if (row !== undefined) {
        this.form.parentId = row.id;
        this.form.informationId = row.informationId;
      }
      this.open = true;
      this.title = "添加资讯评论";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const id = row.id || this.ids;
      getComment(id).then((response) => {
        this.form = response.data;
        this.open = true;
        this.title = "修改资讯评论";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate((valid) => {
        if (valid) {
          if (this.form.id != null) {
            updateComment(this.form).then((response) => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addComment(this.form).then((response) => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids;
      this.$modal
        .confirm('是否确认删除资讯评论编号为"' + ids + '"的数据项？')
        .then(function () {
          return delComment(ids);
        })
        .then(() => {
          this.getList();
          this.$modal.msgSuccess("删除成功");
        })
        .catch(() => {
        });
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download(
        "fetv/comment/export",
        {
          ...this.queryParams,
        },
        `comment_${new Date().getTime()}.xlsx`
      );
    },
  },
};
</script>
